zerkow.pl - robtex.com
zerkow.pl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.49.148.193🇵🇱 PL-BEYOND-AS185.49.148.0/23 | ||||||
| PTR | whm3.i.media.pl | ||||||
| NS | ns1.i.media.pl ⭐ | ||||||
| A | 185.49.148.195🇵🇱 PL-BEYOND-AS185.49.148.0/23 | ||||||
| PTR | whm4.i.media.pl | ||||||
| NS | ns2.i.media.pl | ||||||
| A | 185.49.148.193🇵🇱 PL-BEYOND-AS185.49.148.0/23 | ||||||
| PTR | whm3.i.media.pl | ||||||
| NS | ns3.i.media.pl ⚠️ Not in parent delegation | ||||||
| A | 185.49.148.34🇵🇱 PL-BEYOND-AS185.49.148.0/23 | ||||||
| PTR | whm-02.i.media.pl | ||||||
| MX | zerkow.pl ⭐ | ||||||
| A | 185.49.148.193🇵🇱 PL-BEYOND-AS185.49.148.0/23 | ||||||
| PTR | whm3.i.media.pl | ||||||
| TXT | v=spf1 +a +mx +ip4:185.49.148.0/24 ~all | ||||||
| SOA | ns1.i.media.pllukasz\@czekala.i.media.pl 2025-07-30 #1 | ||||||
pl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a-dns.pl ⭐ | ||||||
| NS | b-dns.pl | ||||||
| NS | d-dns.pl | ||||||
| NS | f-dns.pl | ||||||
| NS | h-dns.pl | ||||||
| NS | j-dns.pl | ||||||
| TXT | ccTLD of Poland | ||||||
| SOA | a-dns.pldnsmaster@nask.pl serial=1774337545 | ||||||
MX for
zerkow.pl |
Same first word
Similar names
DNS History
12 records (5 active, 7 former)
○NSns1.futuro.pl2015-06-10 → 2016-04-12 · 4 obs
● 2016-04-12 15:55:16
○ 2016-11-30 00:21:14
○ 2026-03-24 17:30:38
●NSns1.i.media.pl2016-11-30 → 2026-03-24 · 3 obs
● 2016-11-30 00:21:14
● 2026-03-24 17:30:38
○NSns2.futuro.pl2015-06-10 → 2016-04-12 · 4 obs
● 2016-04-12 15:55:16
○ 2016-11-30 00:21:14
○ 2026-03-24 17:30:38
●NSns2.i.media.pl2016-11-30 → 2026-03-24 · 3 obs
● 2016-11-30 00:21:14
● 2026-03-24 17:30:38
●NSns3.i.media.pl2019-01-03 → 2026-03-24 · 3 obs
● 2019-01-03 02:28:34
● 2026-03-24 17:30:38
○NSns4.i.media.pl2019-01-03 → 2019-01-03 · 4 obs
● 2019-01-03 02:28:34
○ 2026-03-05 12:19:04
○ 2026-03-24 17:30:38
○MXpoczta.zerkow.pl2015-06-10 → 2016-04-12 · 4 obs
● 2016-04-12 15:55:16
○ 2016-11-30 00:21:14
○ 2026-03-24 17:30:38
●MXzerkow.pl2016-11-30 → 2026-03-24 · 3 obs
● 2016-11-30 00:21:14
● 2026-03-24 17:30:38
○A185.23.22.1472016-11-30 → 2017-01-03 · 5 obs
● 2016-11-30 00:21:14
● 2017-01-03 04:29:28
○ 2019-01-03 02:28:34
○ 2026-03-24 17:30:38
●A185.49.148.1932026-03-05 → 2026-03-24 · 3 obs
● 2026-03-05 12:19:04
● 2026-03-24 17:30:38
○A185.49.148.352019-01-03 → 2019-01-03 · 4 obs
● 2019-01-03 02:28:34
○ 2026-03-05 12:19:04
○ 2026-03-24 17:30:38
○A81.219.55.832015-06-10 → 2016-04-12 · 4 obs
● 2016-04-12 15:55:16
○ 2016-11-30 00:21:14
○ 2026-03-24 17:30:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pl | f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl... | - |
| zerkow.pl | ns1.i.media.pl, ns2.i.media.pl | - |
✅ Authoritative Response
Server:185.49.148.195
NS records: ns1.i.media.pl, ns2.i.media.pl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zerkow.pl (unsigned zone)
⏱️ Timing
Total: 3488ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.49.148.193 |
| NS | 3 | ns2.i.media.pl, ns3.i.media.pl... |
| MX | 1 | zerkow.pl (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:185.49.148.0/24 ~all |
| SOA | 1 | ns1.i.media.pl lukasz\.czekala.i.media.p |
Analysis
Mail Server Role
zerkow.pl serves as the mail server for zerkow.pl.
IP Addresses
zerkow.pl points to a single IP number: 185.49.148.193.
Other host names, for instance kowala.pl, bogdaniec.pl, zsz2.ostrzeszow.pl, godziszow.pl and koprzywnica.eu share IP numbers with zerkow.pl.
Name Servers
The domain zerkow.pl is delegated to three name servers: ns1.i.media.pl, ns2.i.media.pl and ns3.i.media.pl.
zerkow.pl shares name servers with other domains at least partially, for instance zolynia.pl, srem.com.pl, okonek.pl, checiny.pl and chodow.pl.
these name servers are often used together with the name servers ns4.i.media.pl.
Host names with a single IP number:
ns1.i.media.pl points to 185.49.148.195.
ns2.i.media.pl points to 185.49.148.193.
ns3.i.media.pl points to 185.49.148.34.
Mail Servers
A single mail server handles zerkow.pl and zerkow.pl.
Host name zerkow.pl resolves to IP 185.49.148.193.